thank yu for your answers, this is the link to the one i have (but this one here is with 8gb):
http://cgi.ebay.de/2-8-TFT-8GB-MP3-M...em250294797166
@makd: But it is even stated in the user manual that it can view gifs.
If i go to the gif folder through the image browser there is not a single file. If i go there through the explorer the files are shown but with a "dat" symbol. (You know those empty sheets of paper)